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Cross validation explained through multiple estimates.
  • Dr. Ingrid Falk-Weller
  • February 10, 2026
  • (0)
  • Machine Learning

Five Estimates Beat One Lucky Split

I remember sitting in a windowless lab during my PhD, staring at a training curve that looked absolutely perfect—too perfect. I had spent weeks tuning a model, feeling that intoxicating rush of seeing near-zero error rates, only to have the…

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Diagram explaining cache coherence protocols.
  • Dr. Ingrid Falk-Weller
  • February 9, 2026
  • (0)
  • Systems

Every Core Must Agree on What Memory Says

I remember sitting in a windowless server room during my first industry residency, staring at a debugger while a distributed system I’d helped design systematically tore itself apart. We were chasing a ghost—a race condition that only appeared when the…

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Finding the gap in prior work.
  • Dr. Ingrid Falk-Weller
  • February 9, 2026
  • (0)
  • Research Practice

The Gap Is Usually Smaller Than You First Think

I spent three years in academia chasing “novelty” like it was some mystical, shimmering prize, only to realize I was just rearranging deck chairs on a sinking ship. I used to think that finding the gap in prior work meant…

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Applying various literature review methods.
  • Dr. Ingrid Falk-Weller
  • February 8, 2026
  • (0)
  • Research Practice

Reading Widely Before Deciding What Is New

I remember sitting in a windowless university basement three years ago, surrounded by half-empty coffee cups and a stack of printed papers that felt more like a mountain than a foundation. I was trying to force myself to follow a…

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Visualizing divide and conquer patterns.
  • Dr. Ingrid Falk-Weller
  • February 6, 2026
  • (0)
  • Algorithms

Cutting the Problem in Half Twice Is Not the Same as Cutting It in Four

I spent three weeks in my late twenties trying to optimize a distributed sorting routine, only to realize I had fallen into the classic trap of applying divide and conquer patterns where they didn’t belong. I was so enamored with…

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Applying regularisation techniques to improve model generalisation.
  • Dr. Ingrid Falk-Weller
  • February 5, 2026
  • (0)
  • Machine Learning

Making the Model Worse on Purpose So It Generalises

I spent three years in academia watching researchers treat regularization techniques like some kind of dark magic—a collection of opaque hyperparameters you just “tune” until the loss curve looks pretty. I remember sitting in a windowless lab, staring at a…

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Code improving function length and cohesion.
  • Dr. Ingrid Falk-Weller
  • February 4, 2026
  • (0)
  • Software Engineering

A Function That Needs a Section Header Wants to Be Two Functions

I spent three months in a distributed systems lab during my PhD chasing a phantom bug, only to realize I couldn’t trace the logic because I was staring at a single, thousand-line monstrosity of a function. We’ve been fed this…

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Diagram showing cpu caches explained.
  • Dr. Ingrid Falk-Weller
  • February 3, 2026
  • (0)
  • Systems

Sixty Four Bytes Arrive Whether You Wanted Them or Not

I spent three months in my first industrial research role chasing a performance regression that felt like a ghost in the machine. I was staring at profiler traces that made no sense, convinced my logic was flawed, only to realize…

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Framing a research question with scope.
  • Dr. Ingrid Falk-Weller
  • February 1, 2026
  • (0)
  • Research Practice

A Question Too Broad Cannot Be Answered, Too Narrow Cannot Be Published

I remember sitting in a windowless lab during my second year of my PhD, staring at a whiteboard covered in half-baked ideas and feeling like a complete fraud. I had spent three months trying to solve a problem that was…

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Amortised analysis explained via cost distribution.
  • Dr. Ingrid Falk-Weller
  • February 1, 2026
  • (0)
  • Algorithms

One Expensive Operation Paid for by a Thousand Cheap Ones

I remember sitting in a windowless lab during my PhD, staring at a performance trace that made absolutely no sense. My simulation was hitting massive, inexplicable latency spikes every few thousand cycles, even though my algorithm was supposedly “efficient.” I…

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